sdsdec.c File Reference

#include "libavutil/intreadwrite.h"
#include "avformat.h"
#include "internal.h"

Go to the source code of this file.

Data Structures
struct	SDSContext

Macros
#define	SDS_3BYTE_TO_INT_DECODE(x)   (((x) & 0x7F) | (((x) & 0x7F00) >> 1) | (((x) & 0x7F0000) >> 2))

Functions
static int	sds_probe (AVProbeData *p)
static void	byte2_read (const uint8_t *src, uint32_t *dst)
static void	byte3_read (const uint8_t *src, uint32_t *dst)
static void	byte4_read (const uint8_t *src, uint32_t *dst)
static int	sds_read_header (AVFormatContext *ctx)
static int	sds_read_packet (AVFormatContext *ctx, AVPacket *pkt)

Variables
AVInputFormat	ff_sds_demuxer

Macro Definition Documentation

SDS_3BYTE_TO_INT_DECODE

#define SDS_3BYTE_TO_INT_DECODE

(

x

)

(((x) & 0x7F) | (((x) & 0x7F00) >> 1) | (((x) & 0x7F0000) >> 2))

Definition at line 76 of file sdsdec.c.

Referenced by sds_read_header().

Function Documentation

sds_probe()

static int sds_probe ( AVProbeData *  p )

static

Definition at line 33 of file sdsdec.c.

byte2_read()

static void byte2_read ( const uint8_t *  src, uint32_t *  dst  )

static

Definition at line 41 of file sdsdec.c.

Referenced by sds_read_header().

byte3_read()

static void byte3_read ( const uint8_t *  src, uint32_t *  dst  )

static

Definition at line 52 of file sdsdec.c.

Referenced by sds_read_header().

byte4_read()

static void byte4_read ( const uint8_t *  src, uint32_t *  dst  )

static

Definition at line 64 of file sdsdec.c.

Referenced by sds_read_header().

sds_read_header()

static int sds_read_header ( AVFormatContext *  ctx )

static

Definition at line 78 of file sdsdec.c.

sds_read_packet()

static int sds_read_packet ( AVFormatContext *  ctx, AVPacket *  pkt  )

static

Definition at line 122 of file sdsdec.c.

Variable Documentation

ff_sds_demuxer

AVInputFormat ff_sds_demuxer

Initial value:

= {
    .name           = "sds",
    .long_name      = NULL_IF_CONFIG_SMALL("MIDI Sample Dump Standard"),
    .priv_data_size = sizeof(SDSContext),
    .read_probe     = sds_probe,
    .read_header    = sds_read_header,
    .read_packet    = sds_read_packet,
    .extensions     = "sds",
    .flags          = AVFMT_GENERIC_INDEX,
}

Definition at line 156 of file sdsdec.c.